Home / 53,920.05-80,480.87-50,595.81

Finding the Fourth Proportional to 53,920.05, 80,480.87 and 50,595.81

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Solution

The fourth proportional to 53,920.05, 80,480.87 and 50,595.81 is: 75,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.05 : 80,480.87 = 50,595.81 : x
  2. Step 2: Convert to fraction form
    53,920.05/80,480.87 = 50,595.81/x
  3. Step 3: Cross multiply
    53,920.05x = 80,480.87 × 50,595.81
  4. Step 4: Simplify right side
    53,920.05x = 4,071,994,554.18
  5. Step 5: Solve for x
    x = 4,071,994,554.18/53,920.05
  6. Step 6: Final answer
    x = 75,519.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.